A researcher wishes to obtain information about American males in the metro area between the ages of 20 and 25.He has a phone book that contains the land line phone numbers of households in the metro area.He uses a random number generator to select 50 households to call.Bearing in mind he will only be contacting people who have a land line,is this a simple random sample?
A) yes
B) no
C) It depends on the information the researcher seeks from those surveyed.
D) More information is needed to answer the question.

Question

Quizplus · Accepted Answer

This is not a simple random sample because it only includes households with landlines, which may not be representative of all American males in the metro area between the ages of 20 and 25. People who do not have landlines may have different characteristics or opinions than those who do.

A Researcher Wishes to Obtain Information About American Males in the Metro